arab world. in benghazi, libya, two state employees were killed when a mob set fire to the u.s. consulate. firing grenades and outnumbering forces. and in cairo, egypt, anti-american demonstratored pulled down an american flag, ripping it to shreds. before replacing it with a black flag of islamic faith. >> we are trying to restore order at the embassy and to work with them to get the situation under control. >> reporter: the protesters appear to be angry about a movie believed to be made in america, that they say insults the prophet mohammed. secretary of state hillary clinton in a statement, strongly condemned the attack in benghazi, saying this kind of violence is never justifiable. secretary clinton says the u.s. deplores any effort to denigrate the religious beliefs others. it is being linked to the likes of terry jones, who infamously burned a koran in 2010. jones said the movie is not designed to attack muslims. but to show the destructive ideology of islam. islamic extremist group has claimed responsibility for the benghazi attack. officials fear there could be more vio

. the u.s. ambassador to like ya was killed in benghazi. chris stevens is one of four americans killed last night, protesters angry with the release of an american-made film. tahman bradley has more. >> reporter: a controversial film is igniting tempers. a large mob attacked and set fire to the u.s. consulate. in cairo egypt, anti-american demonstrators zald walls of the u.s. embassy, pulled down an american flag, and replaced it with a black flag. >> we're working with egyptians security to try to get the situation under control. >> reporter: the protesters in boa both countries appear to be angered by a movie made in america. hillary clinton strongly condemned the attack in benghazi. secretary clinton said the u.s. deplores any intentional effort to denigrate the religs use beliefs of others. the new movie is being supported by terry jones. he said the movie is not designed to attack muslims. this morning, u.s. embassies throughout arab world are on high alert. an islamic extremist group is claiming responsibility. >> two state department officials have been killed in libya. w